planetology

== English == === Etymology === From planet + -ology. === Pronunciation === === Noun === planetology (uncountable) (astronomy) The study of planets, planetary systems and the solar system. ==== Synonyms ==== planetary astronomy planetary science ==== Hypernyms ==== science ==== Hyponyms ==== areology comparative planetology geology ==== Derived terms ==== ==== Translations ==== === References === planetology on Wikipedia.Wikipedia